n. That which flies: as, the bird was a high flier.n. Specifically One who or that which moves swiftly; an animal, a person, or a thing that exhibits or is capable of great speed: as, he drove a span of fliers; the locomotive was a flier.n. One who flees; a fugitive; a runaway.n. Some part of a machine or mechanism having a rapid motion.n. A single step or a straight flight of steps or stairs; in the plural, stairs composed of straight flights: opposed to winding stairs.n. A financial venture; a speculative investment: applied to a purchase of stock by one not a regular buyer, in hope of immediate profit: as, to take a flier in Wall street.n. A small handbill. Also called dodger.n. One of the fresh-water sunfishes, Centrarchus macropterus, found in the southern United States.n. An apparatus attached to a printing-machine, usually a gang of parallel rods worked by a rocking shaft, which seizes each sheet as it is printed and conveys it to the delivery-table.n. One of the two lower-most leaves of a tobacco-plant.